131749 is an odd 6-digits prime number following 131748
and preceding 131750 . In scientific notation, it is written as 1.31749 × 10^5.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 131748 positive integers (up to 131749) that are relatively prime to 131749.
131749 has 2 divisors, whose sum is 131750
The reverse of 131749 is 947131
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 25
Digital Root 7
Name
one hundred thirty-one thousand seven hundred forty-nine
Scientific notation
1.31749 × 10^5
Engineering notation
1.31749 × 10^3
Prime Factorization
131749
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
131749
Product of the distinct prime numbers
The prime factorization of 131749 is 131749.
Since it has a total of 1 prime factors.
4 , 2 , 17 , 64 , 736 , 33 , 4563 , 1423 , 88415 , 93404 , 271327 , 342917 , 1897101 , 2309699 , 89982853 , 57795890 , 365095984 , 686180340 , 3906676001 , 9069158888
n×2
263498
n×3
395247
n×4
526996
n×5
658745
n÷2
65874.5
n÷3
43916.333333333
n÷3
32937.25
n÷5
26349.8
n2
17357799001
n3
2286872660582749
n4
3.0129318615912E+20
n5
3.9695075983277E+25
2 √n
362.97245074523
3 √n
50.88414042918
4 √n
19.051835889101
5 √n
10.566945451062
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
131750
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
65875
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
362.97382825763
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999848197343
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 131749 can be divided by 2 positive divisors.
The sum of these divisors (counting 131749) is 131750, the average is 65875.
Base
System
Value
2
Binary
100000001010100101
3
Ternary
20200201121
4
Quaternary
200022211
5
Quinary
13203444
6
Senary
2453541
8
Octal
401245
10
Decimal
131749
12
Duodecimal
642b1
16
Hexadecimal
202a5
20
Vigesimal
g979
36
Base36
2tnp
md5
338fa63280a37fc48e4578e04209838b
sha1
4a80d08d977eb9ec8cf612a5fd0ce064eceb087a
sha256
6a822bedc645505469e7cbcddd8cfff02bf88c9815d5f4e124db7fa54cf6340c
sha512
1a1a54c0999b83404615c858803722fe1a7d20df0da10acf5ecaf23567c050e8039453373c490ba981074895eba4473f47b9d1cff485d7a3b77e53aab3282598
ripemd-160
2dea16dd647c342184f63deba542eda1093762aa
Diameter
263498
Circumference
827803.3810356
Area
54531133824.03
Volume
9.5792298002428E+15
Surface area
218124535296.12
Circumference
827803.3810356
Perimeter
526996
Area
17357799001
Diagonal
186321.22262909
Surface area
104146794006
Volume
2286872660582749
Space diagonal
228195.96184639
Perimeter
395247
Area
7516147444.3251
Altitude
114097.9809232
Surface area
7516147444.3251
Volume
2.6951052766803E+14
Height
62107.074209698